Home / 183,983.31-275,424.90-112,681.44

Finding the Fourth Proportional to 183,983.31, 275,424.90 and 112,681.44

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Solution

The fourth proportional to 183,983.31, 275,424.90 and 112,681.44 is: 168,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,983.31 : 275,424.90 = 112,681.44 : x
  2. Step 2: Convert to fraction form
    183,983.31/275,424.90 = 112,681.44/x
  3. Step 3: Cross multiply
    183,983.31x = 275,424.90 × 112,681.44
  4. Step 4: Simplify right side
    183,983.31x = 31,035,274,343.86
  5. Step 5: Solve for x
    x = 31,035,274,343.86/183,983.31
  6. Step 6: Final answer
    x = 168,685.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.